SpiceLogic Inc. Decision analysis software since 2007

Decision analysis, without the complexity.

Three product lines for rigorous decision-makers: Analytic Hierarchy Process, Decision Tree Pro, and the Rational Will® bundle. No cloud dependency, no monthly fees, and every formula is one click from its citation.

19 years in market Used in 150+ academic publications worldwide Perpetual license - no renewals required
~/projects/coronary-cea.rwill — Rational Will
diagram
Test No test p=0.30 p=0.70 p=0.45 p=0.55 Root QALY 8.4 · $42k QALY 6.2 · $38k QALY 7.1 · $29k QALY 5.8 · $27k
Fig. 1 · Cost-effectiveness analysis with QALY payoff. Sensitivity analyzer (right) updates live as inputs change.
Trusted by decision-makers at
Shell U.S. Navy U.S. Army Samsung Intel Siemens
Product suite

Three product lines. One discipline.

Each tool is a complete implementation of a normative decision-theory method. Standalone, or bundled in Rational Will®.

Analytic Hierarchy Process Software

AHP software for students, researchers & teams. Build models, check consistency, run sensitivity, and export thesis-ready PDF/Excel reports fast.

Decision Tree Pro

Designed for healthcare technology assessment (HTA), reimbursement analysis, and other high-stakes decision problems.

Rational Will®

An integrated Decision Analysis software featured with Decision Tree, Analytic Hierarchy Process, Bayesian Inference, Markov Decision Process and more.

Audiences

Built for serious decision-makers.

Four groups use SpiceLogic software for different decisions - the same methods, different reporting needs.

Health economists & HTA analysts

Submissions to NICE, CADTH and PBAC.

Build cost-effectiveness models with QALY and DALY payoffs and Markov cohorts. Export reports that meet the method requirements of each agency.

See the products →
Defense, energy & government procurement

Multi-criteria evaluation, with a clear audit trail.

Score suppliers, sites, or platforms on weighted criteria. Reach group consensus through AIJ and AIP aggregation without any cloud dependency.

See customer examples →
Academic researchers & PhD students

Cited in peer-reviewed journals worldwide.

Discounted academic licenses, models that can be reproduced, and a citation index that shows prior use of each method in published research.

Academic citation program →
Enterprise strategy & operations

Capital allocation and supplier selection.

Measure portfolio decisions with stochastic dominance and real-options frameworks. Outputs are structured for board and investment committee review.

See customer examples →
For .NET developers

Component libraries for WPF, WinForms and ASP.NET.

Drop-in controls for .NET desktop and web applications. Available on NuGet - add HTML editing or PayPal checkout to your app in minutes.

WPF · .NET control

WPF HTML Editor Control

Reliable WPF HTML editor control for .NET apps - preserve HTML, paste from Word safely, customize toolbar, and ship faster. Download the trial.

Install-Package SpiceLogic.HtmlEditor.WPF
WinForms · .NET control

.NET WinForms HTML Editor Control

Drop-in WYSIWYG HTML editor for C# and VB.NET WinForms apps. NuGet install, .NET 4.5 to .NET 10, spell check, mail merge, source code.

Install-Package SpiceLogic.HtmlEditor.WinForms
ASP.NET · .NET control

Asp.Net PayPal Control

SpieLogic Asp.Net PayPal Control that encapsulates the PayPal Website Payments Standard. SDK for Creating PayPal buttons and Capturing IPN/PDT.

See documentation
Why SpiceLogic
19 years
in market

Actively developed since 2007. Built and supported by the engineers who designed the underlying methods.

Perpetual license
no monthly fees

Own your software. No cloud dependency, no subscription renewal, no repricing.

Audit-ready
outputs

PDF and Excel reports with full traceability - every probability, weight and assumption is captured.

Own your license. No subscription.

  • One-time purchase, yours to keep. Pay once and use the version you bought forever.
  • No monthly fees. No auto-renewal. No price changes forced on you.
  • Works offline. No cloud account required. Your data stays on your machine.
Cited in the literature

Used in 150+ academic publications worldwide.

SpiceLogic tools appear in published research across health technology assessment, supply chain management, sustainability, energy, and public-policy decision analysis - in journals indexed by Springer, IEEE, Elsevier, and Facta Universitatis, among others.

View the full citation index →

Try SpiceLogic on your decision.

Perpetual license. No cloud dependency. Download a free trial and evaluate against your hardest decision today.

Or call +1 (647) 453-2303 to reach our team.